Amritsar vs Katihar
Side-by-side air quality comparison between Amritsar and Katihar.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Amritsar | Katihar |
|---|---|---|
| PM2.5(µg/m³) | 54.10 | 105.90 |
| PM10(µg/m³) | 70.50 | 109.00 |
| NO₂(µg/m³) | 20.20 | 25.20 |
| SO₂(µg/m³) | 7.10 | 20.10 |
| O₃(µg/m³) | 66.00 | 67.00 |
| CO(µg/m³) | 610.00 | 727.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Amritsar averaged an AQI of 124 while Katihar averaged 123 — a 1-point (1%) gap, with Amritsar the more polluted and Katihar the cleaner of the two. On 902 days when both cities reported, Amritsar was cleaner on 641 of them; the average daily gap was 94 AQI points.
Seasonality & days
Amritsar peaks in November, while Katihar peaks in December. Amritsar logged 0.2% Severe days and 47.2% Good-or-Satisfactory days; Katihar was 3.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Amritsar 40 days, Katihar 19 days.
Year-over-year progress
Amritsar has improved by 40 AQI points (24.4%) from 2017 to 2024; Katihar has improved by 188 AQI points (60.5%) over the same window. The worst recorded day for Amritsar reached AQI 459 at Golden Temple (PPCB) on 2018-06-14; Katihar hit AQI 465 at Mirchaibari (BSPCB) on 2023-01-23.
Station-level disparity
Amritsar spans 1 CPCB stations with a 0-point spread (min 119, max 119); Katihar spans 1 stations with a 0-point spread (min 185, max 185).
Verdict
🏆 Amritsar has better air quality with an AQI of 90 compared to Katihar's 253. That's a significant difference of 163 points.